/Engine/Source/Developer/AutomationController/Public/IAutomationReport.h
Add a child test to the hierarchy, creating internal tree nodes as needed. If NewTestName is Editor.Maps.Loadall.TestName, this will create nodes for Editor, Maps, Loadall, and then a leaf node for the test name with the associated command line
The automation report.
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IAutomationReport](API\Developer\AutomationController\IAutomationReport) > EnsureReportExists ( [FAutomationTestInfo](API\Runtime\Core\Misc\FAutomationTestInfo) & TestInfo, const int32 ClusterIndex, const int32 NumPasses )